CONSENT OF INDEPENDENT ACCOUNTANTS

     We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-34341, 333-83486, and 333-92136) of BioReliance Corporation of our report dated February 24, 2003 relating to the financial statements and financial statement schedule, which appears in this Form 10-K.

PRICEWATERHOUSECOOPERS LLP

McLean, Virginia
March 28, 2003